Inventor · Kisarazu, JP

Masaaki Mizumura

28Patents
3h-index
26Co-inventors
59Inventor score

Filing activity: Oct 16, 2007 → Mar 25, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8297096B2 Method for hydroforming and hydroformed product Emerging Cross-Sectional Technologies 114 Active
US8763438B2 Working apparatus and working method of sheet metal Performing Operations; Transporting 5 Active
US8281630B2 Method for hydroforming and a hydroformed product Emerging Cross-Sectional Technologies 3 Active
US8621904B2 Hydroforming apparatus and method for hydroforming Performing Operations; Transporting 3 Active
US9486851B2 Apparatus and method for ram bending of tube material Performing Operations; Transporting 2 Active
US8001819B2 Piercing method and piercing apparatus using hydroforming and hydroformed part and structure Emerging Cross-Sectional Technologies 2 Active
US8381560B2 Hydroforming method Performing Operations; Transporting 2 Active
US8191583B2 Hydroformed product Performing Operations; Transporting 2 Active
US9452459B2 Method for manufacturing shaped steel the cross-sectional shape of which changes in the longitudinal direction, and roll forming device Performing Operations; Transporting 2 Active
US10010917B2 Plastic working method of metals and plastic working apparatus Physics 1 Active
US10618363B2 Torsion beam manufacturing method and torsion beam manufacturing apparatus Performing Operations; Transporting 1 Active
US10220662B2 Coupling structure, coupling member having coupling structure, and method for manufacturing coupling member having coupling structure Emerging Cross-Sectional Technologies 1 Active
US9878360B2 Method of producing shaped steel changing in cross-sectional shape in longitudinal direction and roll forming apparatus for same Performing Operations; Transporting 1 Active
US8820813B2 Structural member Emerging Cross-Sectional Technologies 1 Active
US10514113B2 Metal pipe having thickened end portion, and method of manufacturing same Performing Operations; Transporting 1 Active
US8979104B2 Front body structure Performing Operations; Transporting 1 Active
US11865606B2 Manufacturing method and manufacturing device for link part Performing Operations; Transporting 1 Active
US8266939B2 Method for hydroforming and hydroformed product General 0 Revoked
US11498107B2 Torsion beam manufacturing method and torsion beam manufacturing apparatus Performing Operations; Transporting 0 Active
US9539630B2 Method for bending sheet metal and product of sheet metal Emerging Cross-Sectional Technologies 0 Active
US10406579B2 Apparatus and method for ram bending of tube material Performing Operations; Transporting 0 Active
US11590547B2 Method of manufacturing variable wall thickness steel pipe and variable wall thickness steel pipe Performing Operations; Transporting 0 Active
US9381953B2 Structural member Emerging Cross-Sectional Technologies 0 Active
US10166597B2 Camshaft-manufacturing method and gear shaft-manufacturing method Emerging Cross-Sectional Technologies 0 Active
US10562091B2 Burring method and burring apparatus Performing Operations; Transporting 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.